Publisher
- Applied Science Associates2
- Bay Area Open Space Council22
- California Geological Survey1
- California. Department of Fish and Game. Marine Resources Region78
- California. Division of Mines and Geology1
- Canada Centre for Mapping2
- Cartography Associates135
- County of Santa Cruz Information Services Department3
- Food and Agriculture Organization of the United Nations6
- GeoX Kft.5
- Geological Survey (U.S.)131
- Humboldt County Planning and Building Department1
- Instituto Nacional de Estadística, Geografía e Informática (Mexico)2
- Lew Rosenberg, Consulting Geologist1
- Lincoln Institute of Land Policy835
- Monterey County (Calif.)1
- Monterey County (Calif.). Planning Department1
- National Atlas of the United States54
- National Geophysical Data Center3
- National Geophysical and Solar-Terrestrial Data Center19